linux-kernel - [PATCH v2 4/7] iommu/arm-smmu-v3: Add dependency on io-pgtable-arm format module

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Date:   Mon, 21 Dec 2020 16:44:33 -0800
From:   "Isaac J. Manjarres" <isaacm@...eaurora.org>
To:     iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        freedreno@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org
Cc:     "Isaac J. Manjarres" <isaacm@...eaurora.org>, will@...nel.org,
        joro@...tes.org, pdaly@...eaurora.org, pratikp@...eaurora.org,
        kernel-team@...roid.com, robin.murphy@....com
Subject: [PATCH v2 4/7] iommu/arm-smmu-v3: Add dependency on io-pgtable-arm format module

The SMMUv3 driver depends on the availability of the ARM LPAE io-pgtable
format code to work properly. In preparation for having the io-pgtable
formats as modules, add a "pre" dependency with MODULE_SOFTDEP() to
ensure that the io-pgtable-arm format module is loaded before loading
the ARM SMMUv3 driver module.

Signed-off-by: Isaac J. Manjarres <isaacm@...eaurora.org>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index 8ca7415..c498ac8 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -3650,3 +3650,4 @@ MODULE_DESCRIPTION("IOMMU API for ARM architected SMMUv3 implementations");
 MODULE_AUTHOR("Will Deacon <will@...nel.org>");
 MODULE_ALIAS("platform:arm-smmu-v3");
 MODULE_LICENSE("GPL v2");
+MODULE_SOFTDEP("pre: io-pgtable-arm");
-- 
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